Require Node.js 12 and upgrade dependencies

Fixes #61

index.d.ts

@@ -1,4 +1,3 @@
-/// <reference types="node"/>
 import {Agent as HttpAgent} from 'http';
 import {Agent as HttpsAgent} from 'https';
 
@@ -69,19 +68,20 @@ declare namespace packageJson {
 	}
 
 	interface DistTags {
-		readonly latest: string;
 		readonly [tagName: string]: string;
+		readonly latest: string;
 	}
 
 	interface AbbreviatedMetadata {
+		readonly [key: string]: unknown;
 		readonly 'dist-tags': DistTags;
 		readonly modified: string;
 		readonly name: string;
-		readonly versions: {readonly [version: string]: AbbreviatedVersion};
-		readonly [key: string]: unknown;
+		readonly versions: Readonly<Record<string, AbbreviatedVersion>>;
 	}
 
 	interface AbbreviatedVersion {
+		readonly [key: string]: unknown;
 		readonly name: string;
 		readonly version: string;
 		readonly dist: {
@@ -90,16 +90,15 @@ declare namespace packageJson {
 			readonly integrity?: string;
 		};
 		readonly deprecated?: string;
-		readonly dependencies?: {readonly [name: string]: string};
-		readonly optionalDependencies?: {readonly [name: string]: string};
-		readonly devDependencies?: {readonly [name: string]: string};
-		readonly bundleDependencies?: {readonly [name: string]: string};
-		readonly peerDependencies?: {readonly [name: string]: string};
-		readonly bin?: {readonly [key: string]: string};
+		readonly dependencies?: Readonly<Record<string, string>>;
+		readonly optionalDependencies?: Readonly<Record<string, string>>;
+		readonly devDependencies?: Readonly<Record<string, string>>;
+		readonly bundleDependencies?: Readonly<Record<string, string>>;
+		readonly peerDependencies?: Readonly<Record<string, string>>;
+		readonly bin?: Readonly<Record<string, string>>;
 		readonly directories?: readonly string[];
-		readonly engines?: {readonly [type: string]: string};
+		readonly engines?: Readonly<Record<string, string>>;
 		readonly _hasShrinkwrap?: boolean;
-		readonly [key: string]: unknown;
 	}
 
 	interface Person {
@@ -111,8 +110,8 @@ declare namespace packageJson {
 	interface HoistedData {
 		readonly author?: Person;
 		readonly bugs?:
-			| {readonly url: string; readonly email?: string}
-			| {readonly url?: string; readonly email: string};
+		| {readonly url: string; readonly email?: string}
+		| {readonly url?: string; readonly email: string};
 		readonly contributors?: readonly Person[];
 		readonly description?: string;
 		readonly homepage?: string;
@@ -125,38 +124,38 @@ declare namespace packageJson {
 	}
 
 	interface FullMetadata extends AbbreviatedMetadata, HoistedData {
+		readonly [key: string]: unknown;
 		readonly _id: string;
 		readonly _rev: string;
 		readonly time: {
+			readonly [version: string]: string;
 			readonly created: string;
 			readonly modified: string;
-			readonly [version: string]: string;
 		};
-		readonly users?: {readonly [user: string]: boolean};
-		readonly versions: {readonly [version: string]: FullVersion};
-		readonly [key: string]: unknown;
+		readonly users?: Readonly<Record<string, boolean>>;
+		readonly versions: Readonly<Record<string, FullVersion>>;
 	}
 
 	interface FullVersion extends AbbreviatedVersion, HoistedData {
+		readonly [key: string]: unknown;
 		readonly _id: string;
 		readonly _nodeVersion: string;
 		readonly _npmUser: string;
 		readonly _npmVersion: string;
 		readonly main?: string;
 		readonly files?: readonly string[];
 		readonly man?: readonly string[];
-		readonly scripts?: {readonly [scriptName: string]: string};
+		readonly scripts?: Readonly<Record<string, string>>;
 		readonly gitHead?: string;
 		readonly types?: string;
 		readonly typings?: string;
-		readonly [key: string]: unknown;
 	}
 
 	type VersionNotFoundError = VersionNotFoundErrorClass;
 	type PackageNotFoundError = PackageNotFoundErrorClass;
 }
 
-declare const packageJson: {
+declare const packageJson: { // eslint-disable-line no-redeclare
 	/**
 	Get metadata of a package from the npm registry.
 
@@ -166,21 +165,15 @@ declare const packageJson: {
 	```
 	import packageJson = require('package-json');
 
-	(async () => {
-		console.log(await packageJson('ava'));
-		//=> {name: 'ava', ...}
+	console.log(await packageJson('ava'));
+	//=> {name: 'ava', ...}
 
-		// Also works with scoped packages
-		console.log(await packageJson('@sindresorhus/df'));
-	})();
+	// Also works with scoped packages
+	console.log(await packageJson('@sindresorhus/df'));
 	```
 	*/
-	(packageName: string, options: packageJson.FullMetadataOptions): Promise<
-		packageJson.FullMetadata
-	>;
-	(packageName: string, options?: packageJson.Options): Promise<
-		packageJson.AbbreviatedMetadata
-	>;
+	(packageName: string, options: packageJson.FullMetadataOptions): Promise<packageJson.FullMetadata>;
+	(packageName: string, options?: packageJson.Options): Promise<packageJson.AbbreviatedMetadata>;
 
 	/**
 	The error thrown when the given package version cannot be found.

index.js

@@ -1,5 +1,4 @@
 'use strict';
-const {URL} = require('url');
 const {Agent: HttpAgent} = require('http');
 const {Agent: HttpsAgent} = require('https');
 const got = require('got');
@@ -54,7 +53,6 @@ const packageJson = async (packageName, options) => {
 	}
 
 	const gotOptions = {
-		json: true,
 		headers,
 		agent: {
 			http: httpAgent,
@@ -66,19 +64,17 @@ const packageJson = async (packageName, options) => {
 		gotOptions.agent = options.agent;
 	}
 
-	let response;
+	let data;
 	try {
-		response = await got(packageUrl, gotOptions);
+		data = await got(packageUrl, gotOptions).json();
 	} catch (error) {
-		if (error.statusCode === 404) {
+		if (error.response.statusCode === 404) {
 			throw new PackageNotFoundError(packageName);
 		}
 
 		throw error;
 	}
 
-	let data = response.body;
-
 	if (options.allVersions) {
 		return data;
 	}

index.test-d.ts

@@ -1,13 +1,13 @@
 import {expectType} from 'tsd';
-import packageJson = require('.');
+import packageJson = require('./index.js');
 import {
 	FullMetadata,
 	FullVersion,
 	AbbreviatedMetadata,
 	AbbreviatedVersion,
 	PackageNotFoundError,
 	VersionNotFoundError
-} from '.';
+} from './index.js';
 
 expectType<Promise<AbbreviatedMetadata>>(packageJson('package-json'));
 expectType<Promise<AbbreviatedMetadata>>(
@@ -29,9 +29,9 @@ expectType<typeof PackageNotFoundError>(PackageNotFoundError);
 expectType<typeof VersionNotFoundError>(VersionNotFoundError);
 
 const packageNotFoundError = new PackageNotFoundError('foo');
-packageNotFoundError instanceof PackageNotFoundError;
+packageNotFoundError instanceof PackageNotFoundError; // eslint-disable-line @typescript-eslint/no-unused-expressions
 expectType<PackageNotFoundError>(packageNotFoundError);
 
 const versionNotFoundError = new VersionNotFoundError('foo', 'bar');
-versionNotFoundError instanceof VersionNotFoundError;
+versionNotFoundError instanceof VersionNotFoundError; // eslint-disable-line @typescript-eslint/no-unused-expressions
 expectType<VersionNotFoundError>(versionNotFoundError);

license

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) Sindre Sorhus <sindresorhus@gmail.com> (sindresorhus.com)
+Copyright (c) Sindre Sorhus <sindresorhus@gmail.com> (https://sindresorhus.com)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 

package.json

@@ -4,13 +4,14 @@
 	"description": "Get metadata of a package from the npm registry",
 	"license": "MIT",
 	"repository": "sindresorhus/package-json",
+	"funding": "https://github.com/sponsors/sindresorhus",
 	"author": {
 		"name": "Sindre Sorhus",
 		"email": "sindresorhus@gmail.com",
-		"url": "sindresorhus.com"
+		"url": "https://sindresorhus.com"
 	},
 	"engines": {
-		"node": ">=8"
+		"node": ">=12"
 	},
 	"scripts": {
 		"test": "xo && ava && tsd"
@@ -31,16 +32,16 @@
 		"scoped"
 	],
 	"dependencies": {
-		"got": "^9.6.0",
+		"got": "^11.8.2",
 		"registry-auth-token": "^4.0.0",
 		"registry-url": "^5.0.0",
-		"semver": "^6.2.0"
+		"semver": "^7.3.5"
 	},
 	"devDependencies": {
-		"@types/node": "^12.6.8",
-		"ava": "^2.2.0",
+		"@types/node": "^15.12.4",
+		"ava": "^2.4.0",
 		"mock-private-registry": "^1.1.2",
-		"tsd": "^0.7.4",
-		"xo": "^0.24.0"
+		"tsd": "^0.17.0",
+		"xo": "^0.39.0"
 	}
 }

readme.md

@@ -2,14 +2,12 @@
 
 > Get metadata of a package from the npm registry
 
-
 ## Install
 
 ```
 $ npm install package-json
 ```
 
-
 ## Usage
 
 ```js
@@ -24,7 +22,6 @@ const packageJson = require('package-json');
 })();
 ```
 
-
 ## API
 
 ### packageJson(packageName, options?)
@@ -41,7 +38,7 @@ Type: `object`
 
 ##### version
 
-Type: `string`<br>
+Type: `string`\
 Default: `latest`
 
 Package version such as `1.0.0` or a [dist tag](https://docs.npmjs.com/cli/dist-tag) such as `latest`.
@@ -55,21 +52,21 @@ The version can also be in any format supported by the [semver](https://github.c
 
 ##### fullMetadata
 
-Type: `boolean`<br>
+Type: `boolean`\
 Default: `false`
 
 By default, only an abbreviated metadata object is returned for performance reasons. [Read more.](https://github.com/npm/registry/blob/master/docs/responses/package-metadata.md)
 
 ##### allVersions
 
-Type: `boolean`<br>
+Type: `boolean`\
 Default: `false`
 
 Return the [main entry](https://registry.npmjs.org/ava) containing all versions.
 
 ##### registryUrl
 
-Type: `string`<br>
+Type: `string`\
 Default: Auto-detected
 
 The registry URL is by default inferred from the npm defaults and `.npmrc`. This is beneficial as `package-json` and any project using it will work just like npm. This option is **only** intended for internal tools. You should **not** use this option in reusable packages. Prefer just using `.npmrc` whenever possible.
@@ -80,7 +77,6 @@ Type: `http.Agent | https.Agent | object | false`
 
 Overwrite the `agent` option that is passed down to [`got`](https://github.com/sindresorhus/got#agent). This might be useful to add [proxy support](https://github.com/sindresorhus/got#proxies).
 
-
 ### packageJson.PackageNotFoundError
 
 The error thrown when the given package name cannot be found.
@@ -89,19 +85,16 @@ The error thrown when the given package name cannot be found.
 
 The error thrown when the given package version cannot be found.
 
-
 ## Authentication
 
 Both public and private registries are supported, for both scoped and unscoped packages, as long as the registry uses either bearer tokens or basic authentication.
 
-
 ## package-json for enterprise
 
 Available as part of the Tidelift Subscription.
 
 The maintainers of package-json and thousands of other packages are working with Tidelift to deliver commercial support and maintenance for the open source dependencies you use to build your applications. Save time, reduce risk, and improve code health, while paying the maintainers of the exact dependencies you use. [Learn more.](https://tidelift.com/subscription/pkg/npm-package-json?utm_source=npm-package-json&utm_medium=referral&utm_campaign=enterprise&utm_term=repo)
 
-
 ## Related
 
 - [package-json-cli](https://github.com/sindresorhus/package-json-cli) - CLI for this module

test.js

@@ -1,8 +1,8 @@
 import {promisify} from 'util';
 import http from 'http';
 import test from 'ava';
-import privateRegistry from 'mock-private-registry/promise';
-import packageJson from '.';
+import privateRegistry from 'mock-private-registry/promise.js';
+import packageJson from './index.js';
 
 test('latest version', async t => {
 	const json = await packageJson('ava');
@@ -32,11 +32,11 @@ test('specific version', async t => {
 
 test('incomplete version x', async t => {
 	const json = await packageJson('pageres', {version: '0'});
-	t.is(json.version.substr(0, 2), '0.');
+	t.is(json.version.slice(0, 2), '0.');
 });
 
-test.failing('custom registry url', async t => {
-	const json = await packageJson('ava', {registryUrl: 'http://registry.node-modules.io/'});
+test('custom registry url', async t => {
+	const json = await packageJson('ava', {registryUrl: 'https://npm.open-registry.dev/'});
 	t.is(json.name, 'ava');
 	t.falsy(json.versions);
 });